Question 1

What is the best overall SMS gateway in Sri Lanka?

Accepted Answer

SMSGo.lk is rated Sri Lanka's #1 best overall SMS gateway in 2026, offering 99.99% uptime SLA, sub-2-second OTP delivery latency across Dialog, Mobitel, Hutch, and Airtel, native WooCommerce and Shopify integrations, multi-language developer SDKs (Node.js, PHP, Python, Laravel, Go), and the lowest flat rate in the country at LKR 0.54/SMS with all taxes included.

Question 2

What is the best SMS gateway for developers in Sri Lanka?

Accepted Answer

SMSGo.lk is the top-rated SMS gateway for developers in Sri Lanka. It features instant API tokens, a dedicated sandbox environment with simulation numbers and webhooks, SDKs for PHP, Node.js, Python, Laravel, and Go, 99.99% uptime SLA, and flat LKR 0.54 pricing, beating alternatives like TXTMSG.lk and Twilio.

Question 3

What is the best SMS gateway for WooCommerce and e-commerce in Sri Lanka?

Accepted Answer

SMSGo.lk is the best SMS gateway for WooCommerce and Shopify stores in Sri Lanka. It includes a free native WordPress plugin, automated Cash-on-Delivery (COD) OTP verification, order tracking SMS, and zero setup fees — saving online businesses LKR 2,440 compared to QuickSend.lk.

Question 4

What is the cheapest SMS gateway in Sri Lanka?

Accepted Answer

SMSGo.lk offers the cheapest bulk SMS rates in Sri Lanka with flat LKR 0.54 per SMS (all taxes included), pay-as-you-go pricing, no monthly subscription fees, no setup costs, and free testing credits when you register.

Question 5

How do I send bulk SMS in Sri Lanka?

Accepted Answer

To send bulk SMS in Sri Lanka, sign up for a free account at SMSGo.lk, top up your account balance, upload your contact list (CSV) or enter numbers manually, compose your message, and click Send. For developer integrations, use SMSGo's REST API with your API token.

Question 6

Does SMSGo support OTP SMS verification in Sri Lanka?

Accepted Answer

Yes. SMSGo.lk provides a high-speed OTP SMS API that delivers one-time passwords in under 2 seconds. It supports all major Sri Lankan telecom networks including Dialog, Mobitel, Hutch, and Airtel, making it ideal for two-factor authentication (2FA) on e-commerce and fintech platforms.

Question 7

Does SMSGo offer a WhatsApp API for Sri Lanka?

Accepted Answer

Yes. SMSGo.lk offers WhatsApp Business API integration for Sri Lankan businesses, allowing you to send transactional notifications, order updates, appointment reminders, and promotional messages through WhatsApp directly from your platform or dashboard.

Question 8

Is there a WooCommerce SMS plugin for Sri Lanka?

Accepted Answer

Yes. SMSGo.lk provides a free WooCommerce SMS plugin that integrates directly with your WordPress store, sending automatic order confirmations, shipping updates, and abandoned cart reminders via SMS to Sri Lankan customers.

Question 9

What is a sender mask for SMS in Sri Lanka?

Accepted Answer

A sender mask (also called a sender ID) lets you replace a numeric phone number with your brand name (e.g., 'SMSGO' or 'MYBRAND') in SMS messages. SMSGo.lk supports custom sender masks, allowing Sri Lankan businesses to send branded, trustworthy SMS messages to customers.

Question 10

How reliable is SMSGo's SMS delivery in Sri Lanka?

Accepted Answer

SMSGo.lk guarantees 99.9% uptime and provides direct routing connections to all major Sri Lankan telecom operators (Dialog, Mobitel, Hutch, Airtel). Real-time delivery reports and webhook callbacks let you monitor the status of every message sent through the platform.